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For Life
2007.09.26(Review of 2001.06.28 edition)

Hello again! Here's the middle installment of this week's “supposed to” trilogy.

Today's Lesson
SUPPOSED TO (Part 2)   ~することになっている


  • The expression supposed to can be used to explain a rule or custom.
  • 決まりや習慣を説明するときに使われる supposed to は、~することになっている、という意味になります。



  1. You're supposed to take your shoes off before you enter a Japanese home.
  2. You're not supposed to cross the street until the light turns green.
  3. (new employee to old employee)
    Are we supposed to wear ties to work even in the summer?
  4. All signs and public documents in Canada are supposed to be written in both English and French.

英会話レッスンDon't miss tomorrow's exciting climax!